When user creates new piece button Apply should be disabled.

--HG--
branch : feature

src/libs/vtools/dialogs/tools/dialogseamallowance.cpp

@@ -37,11 +37,13 @@
 DialogSeamAllowance::DialogSeamAllowance(const VContainer *data, const quint32 &toolId, QWidget *parent)
     : DialogTool(data, toolId, parent),
       ui(new Ui::DialogSeamAllowance),
-      m_piece()
+      m_piece(),
+      applyAllowed(false)// By default disabled
 {
     ui->setupUi(this);
 
     InitOkCancelApply(ui);
+    EnableApply(applyAllowed);
 
     flagName = true;//We have default name of piece.
     flagError = MainPathIsValid();
@@ -57,6 +59,14 @@ DialogSeamAllowance::~DialogSeamAllowance()
     delete ui;
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void DialogSeamAllowance::EnableApply(bool enable)
+{
+    SCASSERT(bApply != nullptr);
+    bApply->setEnabled(enable);
+    applyAllowed = enable;
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 VPiece DialogSeamAllowance::GetPiece() const
 {
@@ -128,7 +138,7 @@ void DialogSeamAllowance::CheckState()
     SCASSERT(bOk != nullptr);
     bOk->setEnabled(flagName && flagError);
     // In case dialog hasn't apply button
-    if ( bApply != nullptr)
+    if ( bApply != nullptr && applyAllowed)
     {
         bApply->setEnabled(bOk->isEnabled());
     }

src/libs/vtools/dialogs/tools/dialogseamallowance.h

@@ -45,6 +45,8 @@ public:
     DialogSeamAllowance(const VContainer *data, const quint32 &toolId, QWidget *parent = nullptr);
     virtual ~DialogSeamAllowance();
 
+    void EnableApply(bool enable);
+
     VPiece GetPiece() const;
     void   SetPiece(const VPiece &m_piece);
 
@@ -64,6 +66,7 @@ private:
 
     Ui::DialogSeamAllowance *ui;
     VPiece m_piece;
+    bool   applyAllowed;
 
     VPiece CreatePiece() const;